The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
X. Luo et al., “Design of the 2×4-cell Superconducting Cryomodule for the Free-electron Laser”, in Proc. 18th Int. Conf. on RF Superconductivity (SRF'17), Lanzhou, China, July 2017, paper MOPB010, pp. 67-69, ISBN: 978-3-95450-191-5, https://doi.org/10.18429/JACoW-SRF2017-MOPB010, 2018.